| 趋近平均法测量普朗克常量 |
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| 引用本文： | 武颖丽,李平舟. 趋近平均法测量普朗克常量[J]. 物理实验, 2007, 27(4): 42-43,47 |
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| 作者姓名： | 武颖丽 李平舟 |
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| 作者单位： | 西安电子科技大学,理学院,陕西,西安,710071 |
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| 摘 要： | 为解决光电效应实验中的测量误差较大问题,提出了“趋近平均法”对普朗克常量进行测量,可使测量误差由使用拐点法的34%降至13.5%.
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| 关 键 词： | 普朗克常量 光电效应 趋近平均法 遏止电压 |
| 文章编号： | 1005-4642（2007）04-0042-02 |
| 修稿时间： | 2006-09-262006-11-29 |
Planck constant measured by progressive average method |
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| WU Ying-li,LI Ping-zhou. Planck constant measured by progressive average method[J]. Physics Experimentation, 2007, 27(4): 42-43,47 |
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| Authors: | WU Ying-li LI Ping-zhou |
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| Abstract: | In order to reduce the measurement error in photoelectric effect experiment,a method,the progressive average method,is presented to measure the Planck constant.Using this method the measurement error could be reduced to 13.5%,compared with 34% using inflection point method. |
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| Keywords: | Planck constant photoelectric effect progressive average method stopping voltage |
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